Television tycoon made bulk of fortune selling Spanish-language broadcaster Univision for $13.7 billion in 2007 to a group led by Haim Saban. Onetime talent agent represented Marlon Brando, Elizabeth Taylor. Formed Embassy Communications with All in the Family producer Norman Lear, sold to Coca-Cola for $485 million 1985. Plowed proceeds into TV; with partners, bought Univision from Hallmark for $550 million in 1992. Longtime Republican donor helped bankroll last year's victory parade for basketball's L.A. Lakers after team won NBA championship.